insert_mark = gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (priv->text_buffer));
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (priv->text_buffer), &position, insert_mark);
wp_text_buffer_insert_image (WP_TEXT_BUFFER (priv->text_buffer), &position, g_strdup (tny_mime_part_get_content_id (mime_part)), pixbuf);
insert_mark = gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (priv->text_buffer));
gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (priv->text_buffer), &position, insert_mark);
wp_text_buffer_insert_image (WP_TEXT_BUFFER (priv->text_buffer), &position, g_strdup (tny_mime_part_get_content_id (mime_part)), pixbuf);